CN111019574A - Polyurethane glue for bonding - Google Patents
Polyurethane glue for bonding Download PDFInfo
- Publication number
- CN111019574A CN111019574A CN201911220092.3A CN201911220092A CN111019574A CN 111019574 A CN111019574 A CN 111019574A CN 201911220092 A CN201911220092 A CN 201911220092A CN 111019574 A CN111019574 A CN 111019574A
- Authority
- CN
- China
- Prior art keywords
- parts
- chain extender
- polyurethane glue
- water
- bonding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J151/00—Adhesives based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers
- C09J151/08—Adhesives based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/006—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polymers provided for in C08G18/00
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6633—Compounds of group C08G18/42
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a polyurethane glue for bonding, which is prepared from the following raw materials in parts by weight: 10-15 parts of vanadium trioxide, 15-20 parts of azodicarbonamide, 15-20 parts of polyisocyanate, 20-40 parts of epoxy resin, 5-10 parts of methyl methacrylate, 4-10 parts of benzoyl peroxide, 15-22 parts of difluorotetrachloroethane, 4-10 parts of butyl acetate, 10-20 parts of sodium benzoate, 2-8 parts of methyl cellulose, 6-12 parts of stearic acid, 15-20 parts of perchloroethylene resin, 10-14 parts of polyester polyol, 0.7-1.4 parts of hydroxyl-terminated silicone oil, 2-4 parts of hydrophilic chain extender, 8-14 parts of cosolvent, 0.8-1.2 parts of chain extender, 0.2-1.6 parts of chain extender, 1.5-3 parts of triethylamine neutralizer, a proper amount of water and 8-12 parts of water-based adhesion promoter. The preparation is simple, the strength of polyester is better than that of polyether, and the obtained polyurethane glue has better bonding strength.
Description
Technical Field
The invention relates to the field of glue preparation, in particular to polyurethane glue for bonding.
Background
The glue is an intermediate for connecting two materials, mostly appears as a water aqua, belongs to the fine chemical industry, is various in types, and is mainly classified by a bonding material, a physical form, a hardening method and a material of an adherend. The common materials include instant adhesive (common 1203 instant adhesive-ethyl cyanoacrylate strong instant adhesive is one), epoxy resin bonding, anaerobic adhesive, UV adhesive (ultraviolet light curing), hot melt adhesive, pressure-sensitive adhesive, latex and the like. The currently used glue has single function and narrow use, and cannot be used in certain specific fields.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the polyurethane glue for bonding, the preparation is simple, the strength of polyester is better than that of polyether, and the obtained polyurethane glue has better bonding strength.
In order to achieve the aim of the invention, the invention adopts the specific scheme that:
a polyurethane glue for bonding is prepared from the following raw materials in parts by weight: 10-15 parts of vanadium trioxide, 15-20 parts of azodicarbonamide, 15-20 parts of polyisocyanate, 20-40 parts of epoxy resin, 5-10 parts of methyl methacrylate, 4-10 parts of benzoyl peroxide, 15-22 parts of difluorotetrachloroethane, 4-10 parts of butyl acetate, 10-20 parts of sodium benzoate, 2-8 parts of methyl cellulose, 6-12 parts of stearic acid, 15-20 parts of perchloroethylene resin, 10-14 parts of polyester polyol, 0.7-1.4 parts of hydroxyl-terminated silicone oil, 2-4 parts of hydrophilic chain extender, 8-14 parts of cosolvent, 0.8-1.2 parts of chain extender, 0.2-1.6 parts of chain extender, 1.5-3 parts of triethylamine neutralizer, a proper amount of water and 8-12 parts of water-based adhesion promoter.
Further, the preparation method of the polyurethane glue comprises the following steps: vacuum drying polyester polyol, vanadium trioxide, azodicarbonamide and epoxy resin at the temperature of 100-120 ℃ for 1-2h, and then cooling to 60-70 ℃; adding polyisocyanate, methyl methacrylate, benzoyl peroxide, difluorotetrachloroethane, butyl acetate, sodium benzoate, methyl cellulose, stearic acid, perchloroethylene resin, polyester polyol and hydroxyl-terminated silicone oil, dropwise adding a catalyst, heating to 90-100 ℃, reacting for 0.5-1h, adding a hydrophilic chain extender, a cosolvent, a chain extender, a triethylamine neutralizer and a water-based adhesion promoter, heating, and distilling out the solvent to obtain the polyurethane glue.
The invention has the beneficial effects that:
the preparation is simple, the strength of polyester is better than that of polyether, and the obtained polyurethane glue has better bonding strength; the glue is environment-friendly, has few pollutants, good bonding effect, quick drying and stable quality.
Detailed Description
The present invention is further described below by way of specific examples, but the present invention is not limited to only the following examples. Variations, combinations, or substitutions of the invention, which are within the scope of the invention or the spirit, scope of the invention, will be apparent to those of skill in the art and are within the scope of the invention.
Example 1: a polyurethane glue for bonding is prepared from the following raw materials in parts by weight: 10 parts of vanadium trioxide, 15 parts of azodicarbonamide, 15 parts of polyisocyanate, 20 parts of epoxy resin, 5 parts of methyl methacrylate, 4 parts of benzoyl peroxide, 15 parts of difluorotetrachloroethane, 4 parts of butyl acetate, 10 parts of sodium benzoate, 2 parts of methyl cellulose, 6 parts of stearic acid, 15 parts of perchloroethylene resin, 10 parts of polyester polyol, 0.7 part of hydroxyl-terminated silicone oil, 2 parts of hydrophilic chain extender, 8 parts of cosolvent, 0.8 part of chain extender, 0.2 part of chain extender, 1.5 parts of triethylamine neutralizer, a proper amount of water and 8 parts of aqueous adhesion promoter.
The preparation method of the polyurethane glue comprises the following steps: vacuum drying polyester polyol, vanadium trioxide, azodicarbonamide and epoxy resin at the temperature of 100-120 ℃ for 1-2h, and then cooling to 60-70 ℃; adding polyisocyanate, methyl methacrylate, benzoyl peroxide, difluorotetrachloroethane, butyl acetate, sodium benzoate, methyl cellulose, stearic acid, perchloroethylene resin, polyester polyol and hydroxyl-terminated silicone oil, dropwise adding a catalyst, heating to 90-100 ℃, reacting for 0.5-1h, adding a hydrophilic chain extender, a cosolvent, a chain extender, a triethylamine neutralizer and a water-based adhesion promoter, heating, and distilling out the solvent to obtain the polyurethane glue.
Example 2: a polyurethane glue for bonding is prepared from the following raw materials in parts by weight: 12.5 parts of vanadium trioxide, 17.5 parts of azodicarbonamide, 17.5 parts of polyisocyanate, 30 parts of epoxy resin, 7.5 parts of methyl methacrylate, 7 parts of benzoyl peroxide, 18.5 parts of difluorotetrachloroethane, 7 parts of butyl acetate, 15 parts of sodium benzoate, 6 parts of methyl cellulose, 8 parts of stearic acid, 17.5 parts of perchloroethylene resin, 12 parts of polyester polyol, 1.05 parts of hydroxyl-terminated silicone oil, 3 parts of hydrophilic chain extender, 11 parts of cosolvent, 1 part of chain extender, 0.9 part of chain extender, 2.25 parts of triethylamine neutralizer, a proper amount of water and 10 parts of waterborne adhesion promoter.
The preparation method of the polyurethane glue comprises the following steps: vacuum drying polyester polyol, vanadium trioxide, azodicarbonamide and epoxy resin at the temperature of 100-120 ℃ for 1-2h, and then cooling to 60-70 ℃; adding polyisocyanate, methyl methacrylate, benzoyl peroxide, difluorotetrachloroethane, butyl acetate, sodium benzoate, methyl cellulose, stearic acid, perchloroethylene resin, polyester polyol and hydroxyl-terminated silicone oil, dropwise adding a catalyst, heating to 90-100 ℃, reacting for 0.5-1h, adding a hydrophilic chain extender, a cosolvent, a chain extender, a triethylamine neutralizer and a water-based adhesion promoter, heating, and distilling out the solvent to obtain the polyurethane glue.
Example 3: a polyurethane glue for bonding is prepared from the following raw materials in parts by weight: 15 parts of vanadium trioxide, 20 parts of azodicarbonamide, 20 parts of polyisocyanate, 40 parts of epoxy resin, 10 parts of methyl methacrylate, 10 parts of benzoyl peroxide, 22 parts of difluorotetrachloroethane, 10 parts of butyl acetate, 20 parts of sodium benzoate, 8 parts of methyl cellulose, 12 parts of stearic acid, 20 parts of perchloroethylene resin, 14 parts of polyester polyol, 1.4 parts of hydroxyl-terminated silicone oil, 4 parts of hydrophilic chain extender, 14 parts of cosolvent, 1.2 parts of chain extender, 1.6 parts of chain extender, 3 parts of triethylamine neutralizer, a proper amount of water and 12 parts of water-based adhesion promoter.
The preparation method of the polyurethane glue comprises the following steps: vacuum drying polyester polyol, vanadium trioxide, azodicarbonamide and epoxy resin at the temperature of 100-120 ℃ for 1-2h, and then cooling to 60-70 ℃; adding polyisocyanate, methyl methacrylate, benzoyl peroxide, difluorotetrachloroethane, butyl acetate, sodium benzoate, methyl cellulose, stearic acid, perchloroethylene resin, polyester polyol and hydroxyl-terminated silicone oil, dropwise adding a catalyst, heating to 90-100 ℃, reacting for 0.5-1h, adding a hydrophilic chain extender, a cosolvent, a chain extender, a triethylamine neutralizer and a water-based adhesion promoter, heating, and distilling out the solvent to obtain the polyurethane glue.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (2)
1. The polyurethane glue for bonding is characterized by being prepared from the following raw materials in parts by weight: 10-15 parts of vanadium trioxide, 15-20 parts of azodicarbonamide, 15-20 parts of polyisocyanate, 20-40 parts of epoxy resin, 5-10 parts of methyl methacrylate, 4-10 parts of benzoyl peroxide, 15-22 parts of difluorotetrachloroethane, 4-10 parts of butyl acetate, 10-20 parts of sodium benzoate, 2-8 parts of methyl cellulose, 6-12 parts of stearic acid, 15-20 parts of perchloroethylene resin, 10-14 parts of polyester polyol, 0.7-1.4 parts of hydroxyl-terminated silicone oil, 2-4 parts of hydrophilic chain extender, 8-14 parts of cosolvent, 0.8-1.2 parts of chain extender, 0.2-1.6 parts of chain extender, 1.5-3 parts of triethylamine neutralizer, a proper amount of water and 8-12 parts of water-based adhesion promoter.
2. The polyurethane glue for bonding according to claim 1, wherein the preparation method of the polyurethane glue comprises the following steps: vacuum drying polyester polyol, vanadium trioxide, azodicarbonamide and epoxy resin at the temperature of 100-120 ℃ for 1-2h, and then cooling to 60-70 ℃; adding polyisocyanate, methyl methacrylate, benzoyl peroxide, difluorotetrachloroethane, butyl acetate, sodium benzoate, methyl cellulose, stearic acid, perchloroethylene resin, polyester polyol and hydroxyl-terminated silicone oil, dropwise adding a catalyst, heating to 90-100 ℃, reacting for 0.5-1h, adding a hydrophilic chain extender, a cosolvent, a chain extender, a triethylamine neutralizer and a water-based adhesion promoter, heating, and distilling out the solvent to obtain the polyurethane glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911220092.3A CN111019574A (en) | 2019-12-03 | 2019-12-03 | Polyurethane glue for bonding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911220092.3A CN111019574A (en) | 2019-12-03 | 2019-12-03 | Polyurethane glue for bonding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111019574A true CN111019574A (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911220092.3A Pending CN111019574A (en) | 2019-12-03 | 2019-12-03 | Polyurethane glue for bonding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111019574A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070117877A1 (en) * | 2005-04-18 | 2007-05-24 | Manfred Rein | Process for curing polyurethane adhesives/sealants |
| CN107602803A (en) * | 2017-09-22 | 2018-01-19 | 苏州博莱特新材料有限公司 | A kind of waterborne polyurethane resin and preparation method thereof |
| CN108117857A (en) * | 2018-01-29 | 2018-06-05 | 陆伟 | A kind of polyurethane sticking glue |
| CN109054720A (en) * | 2018-06-28 | 2018-12-21 | 欧朝霞 | A kind of water-based polyurethane glue can be used for polyethylene fibre plate |
-
2019
- 2019-12-03 CN CN201911220092.3A patent/CN111019574A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070117877A1 (en) * | 2005-04-18 | 2007-05-24 | Manfred Rein | Process for curing polyurethane adhesives/sealants |
| CN107602803A (en) * | 2017-09-22 | 2018-01-19 | 苏州博莱特新材料有限公司 | A kind of waterborne polyurethane resin and preparation method thereof |
| CN108117857A (en) * | 2018-01-29 | 2018-06-05 | 陆伟 | A kind of polyurethane sticking glue |
| CN109054720A (en) * | 2018-06-28 | 2018-12-21 | 欧朝霞 | A kind of water-based polyurethane glue can be used for polyethylene fibre plate |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200417 |
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| WD01 | Invention patent application deemed withdrawn after publication |